*{
	margin: 0px;
	padding: 0px;
	box-sizing: border-box;
}

body {
	font-family: "微软雅黑", arial;
}

ul li{
	list-style: none;
}

.banner{
	height:650px;
}
.banner1{
	background: url(../img/banner.jpg);
	background-size: 100%;
}
.banner2{
	background: url(../img/banner2.jpg);
	background-size: 100%;
}
.banner3{
	background: url(../img/banner3.jpg);
	background-size: 100%;
}
.banner4{
	background: url(../img/banner4.jpg);
	background-size: 100%;
}

.main {
	background: url(../img/3.jpg);
	background-size: 100%;
}

.footer {
	background: #F5F5F5;
}
.footer ul li a{
		text-decoration: none;
}

/*手机端*/
@media (max-width:650px) {
	.banner{
		height: 230px;
	}
}